80888912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2477}}^1$

素因数の和:2655

約数の個数: 40

約数和(自身を含む): 169921416

約数和(自身を除く): 89032504

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 157, 208, 314, 628, 1256, 2041, 2477, 2512, 4082, 4954, 8164, 9908, 16328, 19816, 32201, 32656, 39632, 64402, 128804, 257608, 388889, 515216, 777778, 1555556, 3111112, 5055557, 6222224, 10111114, 20222228, 40444456, 80888912]

約数ペア:

[(1, 80888912), (2, 40444456), (4, 20222228), (8, 10111114), (13, 6222224), (16, 5055557), (26, 3111112), (52, 1555556), (104, 777778), (157, 515216), (208, 388889), (314, 257608), (628, 128804), (1256, 64402), (2041, 39632), (2477, 32656), (2512, 32201), (4082, 19816), (4954, 16328), (8164, 9908)]